Math Problems
Count the Odds Sometimes, contestants tend to look for patterns in problem descriptions. They try to figure out the... |
The Titan The Titan, a giant ship started its journey on the dark sea. It was going to the North America. On t... |
An Arithmetic Problem A sequence is an arithmetic sequence if every two successive number has same difference. Suppose thi... |
For Loop FTW You are given an integer N which can be represnted as the product of two positive integers. $ N = a_... |
Tricky Ratio Given the radius (r) of a circle you have to calculate the ratio between the circumference (C) of th... |
Boltu vs Balti Boltu and Balti are two friends. Boltu is a great programmer whereas Balti is a newbie programmer. B... |
Niko Goes Farming Niko has completed his degree in CSE from North South University. Now he has been tenaciously lookin... |
Easy Prime! There are N numbers in an array. You will have Q queries. In each query, you can make 2 operations. ... |
Arshiya's First Code Arshiya is just three and she already started programming. She has learned how to write loops. Recen... |
Area In this problem, you will be given a square which has a length of n. Co-ordinates of the square are ... |
Raem's Square Raem is an eight years old boy. One day his family was visiting Dhaka Shishu Park near Shahbag. Besi... |
Dengue Once upon a time there was a king. He had a huge kingdom and the king was very kind. All of his subj... |
Correct the Sieve Sieve of Eratosthenes is a fast algorithm for finding prime numbers in larger ranges. According to W... |
GCD Plus LCM In this problem you will be given two integers a, b. You have to answer if GCD(a,b)+LCM(a,b)=a+b is ... |
Hello Choto Bondhu! Let's play a game. I will give you a number n. You will have to tell me n2. Okay, it may seem diffic... |
Circle and Square Meena and Raju are learning about different shapes. Meena's favourite shape is Circle while Raju lik... |
How Many Ways? Regular problem solvers starts their journey by solving ad hoc and number theory. After getting the ... |
Left Prime Prime numbers are the ones which can only be divided by 1 and the number itself. 2, 3, 5, 7, 11, 13 ... |
Calculate the Sum If You Can This problem deals with the following expression: 1−2+1−2+1−2+1−2+1−2+1−2+1−2+... Given n, you have ... |
Largest Prime A positive integer number n is called a prime number, if it is only divisible by 1 and n itself, whe... |
Power of Army Recently Chikanu declared war against Shukanu. To win the battle against Shukanu he wants to form an... |
Black or White Imagine an infinite chess board. The cell on the bottom-left most corner is labelled (0,0). The cell... |
I Love 0 Since childhood Abir loved to play with numbers, one day he was counting numbers from 1 to 100 and h... |
Easy Summation Little Arya is growing up fast and now she can count the numbers. The problem with her counting is t... |
Window Seats on a Bus Karim is traveling by bus. He has the window seat. However, he has to share the window with the pass... |
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2Sat, Adhoc, ApolloneasTheorem, Backtracking, BFS, Bignum, BinarySearch, BipartiteMatching, Bitmask, BruteForce, ChineseRemainderTheorem, Combinatorics, ConvexHull, CutVertex, DataStructure, DFS, DigitDP, DisjointSets, DivideAndConquer, DP, Eertree, EulerTour, ExpectedValue, FenwickTree, FFT, Flow, Game, GCD, Geometry, Graph, Greedy, Hashing, HeavyLightDecomposition, Implementation, InclusionExclusion, Interactive, KnuthMorrisPratt, LowestCommonAncestor, Math, Matrix, MatrixExponentiation, MergeSortTree, ModularExponentiation, MOSAlgorithm, MST, NTT, NumberTheory, Parsing, PersistentLiChaoTree, PersistentSegmentTree, PollardRho, PriorityQueue, Probability, Queue, RabinMiller, RangeOrderStatistics, Scheduling, SegmentTree, ShortestPath, Simulation, Sorting, SparseTable, SpragueGrundyTheorem, SqrtDecomposition, Stack, String, StronglyConnectedComponents, SuffixStructure, TernarySearch, Tree, Trie, TwoPointer, WaveletTree
